Return-Path: Received: from mx2.suse.de ([195.135.220.15]:57493 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752113AbdEJLJ2 (ORCPT ); Wed, 10 May 2017 07:09:28 -0400 Date: Wed, 10 May 2017 13:09:24 +0200 From: Jan Kara To: Jeff Layton Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-mm@kvack.org, jfs-discussion@lists.sourceforge.net, linux-xfs@vger.kernel.org, cluster-devel@redhat.com, linux-f2fs-devel@lists.sourceforge.net, v9fs-developer@lists.sourceforge.net, linux-nilfs@vger.kernel.org, linux-block@vger.kernel.org, dhowells@redhat.com, akpm@linux-foundation.org, hch@infradead.org, ross.zwisler@linux.intel.com, mawilcox@microsoft.com, jack@suse.com, viro@zeniv.linux.org.uk, corbet@lwn.net, neilb@suse.de, clm@fb.com, tytso@mit.edu, axboe@kernel.dk, josef@toxicpanda.com, hubcap@omnibond.com, rpeterso@redhat.com, bo.li.liu@oracle.com Subject: Re: [PATCH v4 05/27] btrfs: btrfs_wait_tree_block_writeback can be void return Message-ID: <20170510110924.GB25137@quack2.suse.cz> References: <20170509154930.29524-1-jlayton@redhat.com> <20170509154930.29524-6-jlayton@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20170509154930.29524-6-jlayton@redhat.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Tue 09-05-17 11:49:08, Jeff Layton wrote: > Nothing checks its return value. > > Signed-off-by: Jeff Layton Looks good to me. You can add: Reviewed-by: Jan Kara Honza > --- > fs/btrfs/disk-io.c | 6 +++--- > fs/btrfs/disk-io.h | 2 +- > 2 files changed, 4 insertions(+), 4 deletions(-) > > diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c > index eb1ee7b6f532..8c479bd5534a 100644 > --- a/fs/btrfs/disk-io.c > +++ b/fs/btrfs/disk-io.c > @@ -1222,10 +1222,10 @@ int btrfs_write_tree_block(struct extent_buffer *buf) > buf->start + buf->len - 1); > } > > -int btrfs_wait_tree_block_writeback(struct extent_buffer *buf) > +void btrfs_wait_tree_block_writeback(struct extent_buffer *buf) > { > - return filemap_fdatawait_range(buf->pages[0]->mapping, > - buf->start, buf->start + buf->len - 1); > + filemap_fdatawait_range(buf->pages[0]->mapping, > + buf->start, buf->start + buf->len - 1); > } > > struct extent_buffer *read_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr, > diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h > index 2e0ec29bfd69..9cc87835abb5 100644 > --- a/fs/btrfs/disk-io.h > +++ b/fs/btrfs/disk-io.h > @@ -127,7 +127,7 @@ int btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct inode *inode, > extent_submit_bio_hook_t *submit_bio_done); > unsigned long btrfs_async_submit_limit(struct btrfs_fs_info *info); > int btrfs_write_tree_block(struct extent_buffer *buf); > -int btrfs_wait_tree_block_writeback(struct extent_buffer *buf); > +void btrfs_wait_tree_block_writeback(struct extent_buffer *buf); > int btrfs_init_log_root_tree(struct btrfs_trans_handle *trans, > struct btrfs_fs_info *fs_info); > int btrfs_add_log_tree(struct btrfs_trans_handle *trans, > -- > 2.9.3 > > -- Jan Kara SUSE Labs, CR